Science News for Kids » acoustics http://www.sciencenewsforkids.org Publication of the Society for Science & the Public Sun, 19 May 2013 15:00:54 +0000 en-US hourly 1 http://wordpress.org/?v=3.5.1 Sound cloak http://www.sciencenewsforkids.org/2013/04/new-device-hides-objects-from-sonar/ http://www.sciencenewsforkids.org/2013/04/new-device-hides-objects-from-sonar/#comments Mon, 15 Apr 2013 02:20:35 +0000 Stephen Ornes http://www.sciencenewsforkids.org/?p=16452 Caption: This strange-looking cage can hide an object inside it from being detected by sound waves. Credit: L. Sanchis et al

New device hides objects from sonar ]]> Caption: This strange-looking cage can hide an object inside it from being detected by sound waves. Credit: L. Sanchis et al

New device hides objects from sonar ]]> http://www.sciencenewsforkids.org/2013/04/new-device-hides-objects-from-sonar/feed/ 0 Science champs http://www.sciencenewsforkids.org/2012/11/science-champs/ http://www.sciencenewsforkids.org/2012/11/science-champs/#comments Sun, 04 Nov 2012 15:00:40 +0000 Helen Fields http://www.sciencenewsforkids.org/?p=14637 Raymond Gilmartin (at white board) took home the top prize at this year’s Broadcom MASTERS for his project investigating car spoilers. Credit: SSP

Young scientists focus their research on real-world problems]]> Raymond Gilmartin (at white board) took home the top prize at this year’s Broadcom MASTERS for his project investigating car spoilers. Credit: SSP

Young scientists focus their research on real-world problems]]> http://www.sciencenewsforkids.org/2012/11/science-champs/feed/ 0 Cool Jobs: The science of secrets http://www.sciencenewsforkids.org/2012/10/cool-jobs-the-science-of-secrets/ http://www.sciencenewsforkids.org/2012/10/cool-jobs-the-science-of-secrets/#comments Wed, 31 Oct 2012 20:37:18 +0000 Susan Gaidos http://www.sciencenewsforkids.org/?p=14594 Chick-a-dee-dee-dee. The chickadee gets its name from its distinctive call. The greater the danger, the more “dees” a chickadee adds to the call’s end. Credit: Christopher N. Templeton

Researchers harness science to encode — and decode — hidden messages]]> Chick-a-dee-dee-dee. The chickadee gets its name from its distinctive call. The greater the danger, the more “dees” a chickadee adds to the call’s end. Credit: Christopher N. Templeton

Researchers harness science to encode — and decode — hidden messages]]> http://www.sciencenewsforkids.org/2012/10/cool-jobs-the-science-of-secrets/feed/ 0 No more bubble trouble http://www.sciencenewsforkids.org/2012/08/dolphins-clicks-help-scientists-sort-through-confusing-underwater-noises/ http://www.sciencenewsforkids.org/2012/08/dolphins-clicks-help-scientists-sort-through-confusing-underwater-noises/#comments Mon, 06 Aug 2012 22:01:42 +0000 Stephen Ornes http://www.sciencenewsforkids.org/?p=13487 Bottlenose dolphins can tell the difference between noisy echoes bounced off of bubbles and other echoes, including those bounced off of prey. Now scientists have figured out a way to tell apart the noises, too. Credit: Emma Jugovich, NOAA

Dolphin’s clicks help scientists sort through confusing underwater noises]]> Bottlenose dolphins can tell the difference between noisy echoes bounced off of bubbles and other echoes, including those bounced off of prey. Now scientists have figured out a way to tell apart the noises, too. Credit: Emma Jugovich, NOAA

Dolphin’s clicks help scientists sort through confusing underwater noises]]> http://www.sciencenewsforkids.org/2012/08/dolphins-clicks-help-scientists-sort-through-confusing-underwater-noises/feed/ 0